{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["river", "exact location", "area", "road"], "input": "-DOCSTART- RT @kprc2sophiab : FLIGHT INFO : If you 're trying to get to or from # Houston via airplane both @HobbyAirport & amp ; @iah are closed until further notice @KPRC2 https://t.co/tSUUdPiGuw"}
{"river": [], "exact location": ["@HobbyAirport", "@iah"], "area": [], "road": []}